Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwF0R5O0vecJa3T67SdY9wpjMN/Z/7rlQZWDQ6VmrLfDhkm+Xg2tfURQGEP3… (844 chars)"
  }
}